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Can Clear Aligners Fix Crooked Teeth?

Crooked teeth can affect more than just your confidence—they can also lead to problems with your bite, speech, and oral hygiene. Fortunately, today’s orthodontic technology offers a modern, discreet solution. Yes, clear aligners are highly effective in straightening crooked teeth. They use gentle, controlled pressure to gradually guide your teeth into proper alignment, transforming a misaligned smile into one that’s beautifully balanced.

What Causes Crooked Teeth?

Crooked teeth can develop for several reasons, including:

Genetics (inherited jaw or tooth size)
Thumb-sucking or pacifier use beyond infancy
Early loss of baby teeth or delayed eruption of adult teeth
Overcrowding or lack of space in the dental arch
Previous trauma or injury to the mouth
Not wearing a retainer after past orthodontic treatment

Without correction, crooked teeth can lead to:

Increased plaque buildup and gum disease
Jaw tension or TMJ issues
Difficulty chewing or speaking clearly
Accelerated tooth wear or damage

How Clear Aligners Straighten Teeth

Clear aligners like Invisalign are custom-made using digital 3D scans of your teeth. Your treatment plan is designed to move each tooth gradually into the correct position using a sequence of aligners that are changed every 1–2 weeks. Here’s how they work:

Each tray targets specific teeth for slight movement
Aligners apply gentle, continuous pressure
Teeth shift millimeter by millimeter over time
You’ll wear aligners 20–22 hours per day for best results
Treatment is monitored by your provider with check-ins or digital tracking

The process is precise, discreet, and often faster than traditional braces for mild to moderate cases.

Who Can Benefit?

Clear aligners are ideal for straightening:

Mild to moderate crookedness
Rotated or tipped teeth
Gapped or crowded teeth
Relapsed alignment after previous braces
Crooked front teeth that affect smile appearance

For severe misalignment, your provider may recommend a combination of aligners and other orthodontic tools, or even braces.

What to Expect from Treatment

Treatment time: 6 to 24 months, depending on the case
Wearing schedule: 20–22 hours per day
Visible results: Often noticeable within the first 2–3 months
Comfort: No metal brackets or wires—just smooth, clear plastic
Hygiene: Easier brushing and flossing compared to traditional braces

Post-treatment, retainers will help preserve your results and prevent teeth from shifting back.

Dr. Bak’s Personalized Approach to Clear Aligner Therapy

With over 25 years of experience, Dr. Bak Nguyen uses cutting-edge digital planning and clinical expertise to design treatments that straighten teeth efficiently and safely. His goal is not only cosmetic improvement—but long-term function and oral health.

Book a free virtual consultation to learn more about your case, its treatment time and cost with Dr Bak Nguyen (the real one).

Les aligneurs peuvent être utilisés pour traiter certains cas de sous-plomb, en particulier si le problème est lié à la position des dents plutôt qu'à l'os de la mâchoire. Dans ces cas, les aligneu

Yes, aligners can move teeth vertically, but this is generally more challenging than moving teeth horizontally. Vertical movements might be slower and may require additional tools such as attachments to ensure the teeth move as planned. The aligners

Oui, les aligneurs peuvent être efficaces pour traiter une occlusion croisée, en particulier lorsque le problème concerne le positionnement des dents plutôt que l'os de la mâchoire. Les aligneurs fonctionnent en appliq

What are aligners made of - Invisalign plastic material - Clear correct - Straumann - BPA-free aligners - Medical-grade plastic in clear aligners - Clear aligners comfort - Invisalign durability - Biocompatible orthodontic plastic - Orthodontist Montreal - Clear braces material -Aligner composition

Can Aligners Fix Crooked Teeth?